Home / 187,027.93-258,098.20-102,144.97

Finding the Fourth Proportional to 187,027.93, 258,098.20 and 102,144.97

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Solution

The fourth proportional to 187,027.93, 258,098.20 and 102,144.97 is: 140,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,027.93 : 258,098.20 = 102,144.97 : x
  2. Step 2: Convert to fraction form
    187,027.93/258,098.20 = 102,144.97/x
  3. Step 3: Cross multiply
    187,027.93x = 258,098.20 × 102,144.97
  4. Step 4: Simplify right side
    187,027.93x = 26,363,432,896.05
  5. Step 5: Solve for x
    x = 26,363,432,896.05/187,027.93
  6. Step 6: Final answer
    x = 140,959.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.